# frozen_string_literal: true # API Controller for resources of type Coupon # Coupons are used in payments class API::CouponsController < API::ApiController include ApplicationHelper before_action :authenticate_user!, except: %i[validate] before_action :set_coupon, only: %i[show update destroy] # Number of notifications added to the page when the user clicks on 'load next notifications' COUPONS_PER_PAGE = 10 def index @coupons = Coupon.method(params[:filter]).call.page(params[:page]).per(COUPONS_PER_PAGE).order('created_at DESC') @total = Coupon.method(params[:filter]).call.length end def show; end def create authorize Coupon @coupon = Coupon.new(coupon_params) if @coupon.save render :show, status: :created, location: @coupon else render json: @coupon.errors, status: :unprocessable_entity end end def validate @coupon = Coupon.find_by(code: params[:code]) if @coupon.nil? render json: { status: 'rejected' }, status: :not_found else user_id = if current_user&.admin? params[:user_id] else current_user&.id end status = @coupon.status(user_id, to_centimes(params[:amount])) if status == 'active' render :validate, status: :ok, location: @coupon else render json: { status: status }, status: :unprocessable_entity end end end def update authorize Coupon if @coupon.update(coupon_editable_params) render :show, status: :ok, location: @coupon else render json: @coupon.errors, status: :unprocessable_entity end end def destroy authorize Coupon if @coupon.safe_destroy head :no_content else head :unprocessable_entity end end def send_to authorize Coupon @coupon = Coupon.find_by(code: params[:coupon_code]) if @coupon.nil? render json: { error: "no coupon with code #{params[:coupon_code]}" }, status: :not_found elsif @coupon.send_to(params[:user_id]) render :show, status: :ok, location: @coupon else render json: @coupon.errors, status: :unprocessable_entity end end private def set_coupon @coupon = Coupon.find(params[:id]) end def coupon_params if @parameters @parameters else @parameters = params @parameters[:coupon][:amount_off] = to_centimes(@parameters[:coupon][:amount_off]) if @parameters[:coupon][:amount_off] @parameters = @parameters.require(:coupon).permit(:name, :code, :percent_off, :amount_off, :validity_per_user, :valid_until, :max_usages, :active) end end def coupon_editable_params params.require(:coupon).permit(:name, :active, :valid_until) end end